/Engine/Source/Editor/Sequencer/Public/SequencerChannelInterface.h
Extend the section context menu
virtual void ExtendSectionMenu_Raw ( [FMenuBuilder](API\Runtime\Slate\Framework\MultiBox\FMenuBuilder) & MenuBuilder, [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FExtender](API\Runtime\Slate\Framework\MultiBox\FExtender) > MenuExtender, [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FMovieSceneChannelHandle](API\Runtime\MovieScene\Channels\FMovieSceneChannelHandle) > Channels, [TArrayView](API\Runtime\Core\Containers\TArrayView)< [UMovieSceneSection](API\Runtime\MovieScene\UMovieSceneSection) *const > Sections, [TWeakPtr](API\Runtime\Core\Templates\TWeakPtr)< [ISequencer](API\Editor\Sequencer\ISequencer) > InSequencer ) const